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chris215
 one year ago
Va is the orbital speed of a satellite at a distance x from the centre of the Earth. If the satellite is at a distance 2x from the centre of the Earth and with the speed of Vb, which of the following statements is correct?
chris215
 one year ago
Va is the orbital speed of a satellite at a distance x from the centre of the Earth. If the satellite is at a distance 2x from the centre of the Earth and with the speed of Vb, which of the following statements is correct?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0well the answer is Vb = Va^2 Va^2 = Gm/r and Vb^2 = Gm/2r which leads you to get 2(Vb^2) = Va^2 which gets you Vb = Va^2

chris215
 one year ago
Best ResponseYou've already chosen the best response.0these are the only answer choices I have

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0this is physics right?

chris215
 one year ago
Best ResponseYou've already chosen the best response.0yeah i already posted it in physics and no one has helped

Loser66
 one year ago
Best ResponseYou've already chosen the best response.0Is it not that @Marcorie gave you the answer which is b) ??

Loser66
 one year ago
Best ResponseYou've already chosen the best response.0He was downhill without apply the break, so that he had one more extra simplification and that confused you!! stop at \(2V_b^2=V_a^2\) , which is option b
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